package com.example.springboot_study.controller;

import com.example.springboot_study.common.exception.MyException;
import com.example.springboot_study.entity.primary.User;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.util.*;

/**
 * @author : liqun
 * @createTime : 2021/9/1 10:18
 */
@Api(value = "测试用例", tags = {"用于测试相关的接口"})
@RestController
@RequestMapping("/users")  // 通过这里配置使下面的映射都在/users下
public class TestController {
    // 创建线程安全的Map，模拟users信息的存储
    static Map<Long,User> users = Collections.synchronizedMap(new HashMap<Long, User>());

    @ApiOperation(value="获取用户列表", notes="查出用户列表")
    @GetMapping("/")
    public List<User> getUserList() throws MyException {
        // 处理"/users/"的GET请求，用来获取用户列表
        // 还可以通过@RequestParam从页面中传递参数来进行查询条件或者翻页信息的传递
        List<User> users = new ArrayList<>(TestController.users.values());
        return users;
    }

    @ApiOperation(value="创建用户", notes="根据User对象创建用户")
    @ApiImplicitParam(name = "user", value = "用户详细实体user", required = true, dataType = "User")
    @PostMapping("/")
    public String postUser (@Valid @RequestBody User user)throws MyException{
        users.put(user.getId(),user);
        return "success";
    }

    @ApiOperation(value="获取用户详细信息", notes="根据url的id来获取用户详细信息")
    @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long")
    @GetMapping("/{id}")
    public User getUser(@PathVariable Long id)throws MyException{
        // 处理"/users/{id}"的GET请求，用来获取url中id值的User信息
        // url中的id可通过@PathVariable绑定到函数的参数中
        return users.get(id);
    }

    @ApiOperation(value="更新用户详细信息", notes="根据url的id来指定更新对象，并根据传过来的user信息来更新用户详细信息")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long"),
            @ApiImplicitParam(name = "user", value = "用户详细实体user", required = true, dataType = "User")
    })
    @PutMapping("/{id}")
    public String putUser(@PathVariable Long id,@Valid @RequestBody User user)throws MyException{
        // 处理"/users/{id}"的PUT请求，用来更新User信息
        User u = users.get(id);
        u.setAge(user.getAge());
        u.setName(user.getName());
        users.put(id,u);
        return "success";
    }

    @ApiOperation(value="删除用户", notes="根据url的id来指定删除对象")
    @ApiImplicitParam(name = "id", value = "用户ID", required = true, dataType = "Long")
    @DeleteMapping("/{id}")
    public String deleteUser(@PathVariable Long id)throws MyException{
        // 处理"/users/{id}"的DELETE请求，用来删除User
        users.remove(id);
        return "success";
    }

    @ApiOperation(value="xml数据转换", notes="用实体类接收xml文件，再返回一个xml")
    @ApiImplicitParam(name = "user", value = "用户详细实体user", required = true, dataType = "User")
    @PostMapping(value = "/user",
            consumes = MediaType.APPLICATION_XML_VALUE,
            produces = MediaType.APPLICATION_XML_VALUE)
    @ResponseBody
    public User create(@RequestBody User user) {
        user.setName("My name is : " + user.getName());
        user.setAge(user.getAge() + 100);
        return user;
    }
}
